package demo3;

//求最小公倍数

import java.util.Scanner;

// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        long a = in.nextInt();
        long b = in.nextInt();
        long m = a*b;
        //最大公因数
        long t = a%b;
        while(t!=0) {
            a = b;
            b = t;
            t = a%b;
        }
        //最小公倍数
//        System.out.println(b);
        System.out.println(m/b);
    }
}